Perhaps you should try some spelling variations:
"coder coding pnc programming problems" » "coder coding plc programming problems" (Expand search), "coder coding cnc programming problems" (Expand search), "coder coding and programming problems" (Expand search), "modern coding pnc programming problems" (Expand search), "color coding pnc programming problems" (Expand search), "odor coding pnc programming problems" (Expand search), "coder coding pdna programming problems" (Expand search), "coder coding rna programming problems" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coding pnc programming problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding pnc programming problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding pnc programming problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding pnc programming problems") OR ("api python python python programming"))*.